Triple

T572961
Position Surface form Disambiguated ID Type / Status
Subject C train E13701 entity
Predicate terminalStation P15150 FINISHED
Object 168th Street
168th Street is a New York City Subway station in Manhattan that serves as the northern terminal for the IND Eighth Avenue Line’s C train.
E167488 NE FINISHED

How this triple was built (5 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: 168th Street | Statement: [C train, terminalStation, 168th Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 168th Street
Context triple: [C train, terminalStation, 168th Street]
  • A. 59th Street
    59th Street is a major east–west thoroughfare in Manhattan, New York City, best known as the southern edge of Central Park and a key commercial and transit corridor.
  • B. Bronson Avenue
    Bronson Avenue is a major north–south street in Los Angeles, California, known for running through Hollywood and connecting several key east–west thoroughfares.
  • C. Lancaster Avenue
    Lancaster Avenue is a major thoroughfare in Philadelphia that serves as a key commercial and transit corridor through the University City area and beyond.
  • D. Porter Avenue
    Porter Avenue is a historic, Olmsted-designed boulevard in Buffalo, New York, that forms part of the city’s landmark park and parkway system.
  • E. Highland Avenue
    Highland Avenue is a major north–south thoroughfare in Los Angeles best known for running through Hollywood and intersecting with Hollywood Boulevard near many of the city's iconic landmarks.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: 168th Street
Triple: [C train, terminalStation, 168th Street]
Generated description
168th Street is a New York City Subway station in Manhattan that serves as the northern terminal for the IND Eighth Avenue Line’s C train.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 168th Street
Target entity description: 168th Street is a New York City Subway station in Manhattan that serves as the northern terminal for the IND Eighth Avenue Line’s C train.
  • A. 59th Street
    59th Street is a major east–west thoroughfare in Manhattan, New York City, best known as the southern edge of Central Park and a key commercial and transit corridor.
  • B. Bronson Avenue
    Bronson Avenue is a major north–south street in Los Angeles, California, known for running through Hollywood and connecting several key east–west thoroughfares.
  • C. Lancaster Avenue
    Lancaster Avenue is a major thoroughfare in Philadelphia that serves as a key commercial and transit corridor through the University City area and beyond.
  • D. Porter Avenue
    Porter Avenue is a historic, Olmsted-designed boulevard in Buffalo, New York, that forms part of the city’s landmark park and parkway system.
  • E. Highland Avenue
    Highland Avenue is a major north–south thoroughfare in Los Angeles best known for running through Hollywood and intersecting with Hollywood Boulevard near many of the city's iconic landmarks.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: terminalStation
Context triple: [C train, terminalStation, 168th Street]
  • A. terminusStation chosen
    Indicates that a station serves as the final endpoint or terminal stop for a given route or service.
  • B. stationName
    Indicates the name assigned to a particular station in the relationship.
  • C. hasRailStation
    Indicates that one entity possesses, contains, or is served by a rail station.
  • D. junctionStation
    Indicates that a station functions as a junction where multiple routes or lines intersect or connect.
  • E. otherMajorTerminal
    Indicates that an entity is associated with a different primary terminal or endpoint than the one currently referenced or considered.
  • F. None of above.

Provenance (6 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a4933fa4d88190a7949cc83c08c5c1 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49b4ae0988190bdd0ad428b784d85 completed March 1, 2026, 8:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad0e5413448190bd9112e2b3d83826 completed March 8, 2026, 5:51 a.m.
NEDg Description generation batch_69ad0f2b046081908be111f16e2de0fb completed March 8, 2026, 5:54 a.m.
NED2 Entity disambiguation (via description) batch_69ad0fe782548190a437386ee2f4c2d5 completed March 8, 2026, 5:57 a.m.
PD Predicate disambiguation batch_69a494c4969c819080375d08f9eec50c completed March 1, 2026, 7:34 p.m.
Created at: March 1, 2026, 7:33 p.m.